The Ubiquiti UF-SM-1G-S Single-Mode SFP Fiber Module is a high-quality networking component designed for bi-directional data transmission. With a sleek silver color and reliable brand such as Ubiquiti, this module is a dependable choice for enhancing your computer networking capabilities. The single-mode design ensures clear and efficient data transfer, making it a valuable addition to your technology infrastructure." Please contact us for combined shipping if purchasing multiple listings "